Toggle navigation
Home
KPSC Previous Question Papers
Article Category
kerala psc
upsc
General
Popular Pages
Multiple Choice Question in engineering-mechanics-kinetics-of-a-particle-impulse-and-momentum
Multiple Choice Question in database-database-redesign
Question Answer in malayalam-kerala-psc-questions
Multiple Choice Question in malayalam-kerala-psc-questions
Multiple Choice Question in current-affairs-2017-03-05
Question Answer in kerala-psc-questions-in-malayalam
Multiple Choice Question in kerala-psc-questions-in-malayalam
Multiple Choice Question in electronics-and-communication-engineering-electronic-devices-and-circuits
Multiple Choice Question in database-sql-for-database-construction-and-application-processing
Question Answer in August-2019
Multiple Choice Question in 035/2016
Question Answer in Antonyms
Question Answer Bank
Multiple Choice Question Bank
Question Answer Category
Multiple Choice Question Category
Home
->
Multiple Choice Questions
Question Set
electronic devices operational amplifiers
1. The midrange open-loop gain of an op-amp is 135 dB. With negative feedback this gain is reduced to 72 dB. The closed-loop gain is
(A): 135 dB.
(B): 207 dB.
(C): 63 dB.
(D): 72 dB.
Previous Question
Show Answer
Next Question
Add Tags
Report Error
Show Marks
Ask Your Doubts Here
Type in
(Press Ctrl+g to toggle between English and the chosen language)
Post reply
Comments
Show Similar Question And Answers
QA->In 1878, the government reduced the maximum age limit for the open competition for the civil service examination from 21 to?....
QA->ഒരു സംഖ്യയുടെ 15 ശതമാനം 135 ആയാൽ സംഖ്യ എത്ര? ....
QA->Fear of being enclosed in a small closed space....
QA->Closed ?....
QA->Which company has closed its $34 billion acquisition of United States based software company Red Hat Inc?....
MCQ->The midrange open-loop gain of an op-amp is 135 dB. With negative feedback this gain is reduced to 72 dB. The closed-loop gain is....
MCQ->A negative-feedback closed-loop system is supplied to an input 5 V. The system has a forward gain of 1 and a feedback gain of 1 and a feedback gain of 1. What is the output voltage?....
MCQ->Assertion (A): A large negative feedback is deliberately introduced in an amplifier to make its gain independent of variation is in parameters of active device and other components.Reason (R): A large negative feedback results in a high value of return difference compared to unity which makes the feedback gain inversely proportional to feedback factor.....
MCQ->Assertion (A): A large negative feedback is deliberately introduced in an amplifier to make its gain independent of variation in parameters of active device.Reason (R): A large negative value of feedback results in a high value of return difference compared to unity which makes the feedback gain inversely proportional to the feedback factor.....
MCQ->An amplifier has input impedance of 4 kΩ and output impedance of 80 kΩ. It is used in negative feedback circuit with 10% feedback. If open loop gain is 90, the closed loop input and output impedances are....
×
×
Type The Issue
×
Your Marks
Terms And Service:We do not guarantee the accuracy of available data ..We Provide Information On Public Data.. Please consult an expert before using this data for commercial or personal use | Powered By:Omega Web Solutions
© 2002-2017 Omega Education PVT LTD...
Privacy
|
Terms And Conditions
Question ANSWER With Solution